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Cheap flights from Southampton to the United Kingdom from £25

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — LHR
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to United Kingdom
Explore the most affordable flight options available from Southampton to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Sat 5/907:50
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 12/906:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 20/5£42
Sat 5/907:50
SOU
-
GLA
Nonstop1h 20m
easyJet
Tue 15/911:30
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 17/5£45
Sat 4/707:50
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 11/706:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 20/5£53
Thu 2/711:40
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 18/706:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 21/5£56
Tue 15/913:25
SOU
-
GLA
Nonstop1h 20m
easyJet
Wed 16/908:55
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 21/5£57
Sat 4/707:50
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 18/706:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 21/5£58
Sat 13/612:15
SOU
-
BFS
Nonstop1h 15m
easyJet
Sun 14/610:50
BFS
-
SOU
Nonstop1h 15m
easyJet
Deal found 17/5£68
Sat 13/607:50
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 20/606:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 18/5£68
Wed 30/910:45
SOU
-
GLA
Nonstop1h 20m
easyJet
Sun 4/1008:05
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 17/5£73
Sun 11/1010:00
SOU
-
GLA
Nonstop1h 20m
easyJet
Sat 17/1006:00
GLA
-
SOU
Nonstop1h 20m
easyJet
Deal found 20/5£74
Tue 9/619:30
SOU
-
BHD
Nonstop1h 35m
Aer Lingus
Sat 13/606:40
BHD
-
SOU
Nonstop1h 45m
Aer Lingus
Deal found 20/5£81
Thu 2/715:00
SOU
-
LHR
Nonstop2h 00m
Lufthansa
Thu 9/716:00
LHR
-
SOU
Nonstop1h 50m
Lufthansa
Deal found 18/5£81

Find flight deals from Southampton to United Kingdom

Keep the following information in mind while searching for Southampton to United Kingdom flight deals. Data was last updated 22 May 2026.

Round-trip from

£42

One-way from

£25

Good round-trip deal

£74 or less

Good one-way deal

£37 or less
easyJet
  • easyJet
  • 5/9-12/9
  • Nonstop
  • 2h 40m total
  • Southampton to United Kingdom
Search Deals
easyJet
  • easyJet
  • 29/8
  • Nonstop
  • 1h 20m total
  • Southampton to United Kingdom
Search Deals
Price to beat on a round-trip flight from Southampton Eastleigh to United Kingdom.
Search Deals
Price to beat on a one-way flight from Southampton Eastleigh to United Kingdom.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 May 2026.
Use the filters below to find and compare flights from Southampton to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Sun 6/9

12:35-13:50

Nonstop1h 15m

Belfast Intl

Sun 13/9

10:50-12:05

Nonstop1h 15m

£68

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Sun 11/10

10:00-11:20

Nonstop1h 20m

Glasgow Intl

Sat 17/10

06:00-07:20

Nonstop1h 20m

£80

SouthamptonLondon

SOU - LHR

SOULHR

Southampton Eastleigh

Thu 2/7

15:00-17:00

Nonstop2h 00m

London Heathrow

Thu 9/7

16:00-17:50

Nonstop1h 50m

£81

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 1/10

11:40-13:00

Nonstop1h 20m

Glasgow Intl

Tue 6/10

11:30-12:50

Nonstop1h 20m

£85

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Sun 7/6

12:35-13:50

Nonstop1h 15m

Belfast Intl

Mon 8/6

10:35-11:50

Nonstop1h 15m

£87

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 2/7

11:40-13:00

Nonstop1h 20m

Glasgow Intl

Thu 9/7

09:45-11:05

Nonstop1h 20m

£88

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Sat 6/6

12:15-13:30

Nonstop1h 15m

Belfast Intl

Mon 8/6

10:35-11:50

Nonstop1h 15m

£89

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Sat 13/6

07:50-08:05

1 stop24h 15m

Belfast Intl

Sun 14/6

10:50-12:05

Nonstop1h 15m

£91

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Fri 14/8

11:50-13:10

Nonstop1h 20m

Glasgow Intl

Mon 17/8

07:00-08:20

Nonstop1h 20m

£99

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 17/9

11:40-13:00

Nonstop1h 20m

Glasgow Intl

Tue 22/9

11:30-12:50

Nonstop1h 20m

£100

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

Best time to book a flight from Southampton to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Southampton to the United Kingdom

What is the cheapest month to book a flight from Southampton to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Southampton to United Kingdom (average of £14). Flying from Southampton to United Kingdom in December is currently the most expensive (average of £40). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SOU to GB?

Find hourly flight availability from Southampton to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 May 2026.

One of the essential ways to save on airfare from Southampton to United Kingdom is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 34% on airfare.

How far ahead should I book a flight from Southampton to United Kingdom?

The price you pay for your flight from Southampton to United Kingdom may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Southampton to United Kingdom?

Use this chart to determine the cheapest time to fly return from Southampton to United Kingdom. Price data was last updated on 16 May 2026.

Travellers seeking maximum savings on their Southampton to United Kingdom flight should consider departing on Saturday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated 22 May 2026.
Read reviews from past customers who have flown with KLM,Aer Lingus, andeasyJet from Southampton to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,519 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,519 reviews
KLM
7.8
Good
1,519 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,574 reviews
KLM
7.8
Good
1,519 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
easyJet
6.9
Okay
1,902 reviews
KLM
7.8
Good
1,519 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
7,992 reviews
KLM
7.8
Good
1,519 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Southampton to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to United Kingdom?

    Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to United Kingdom. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • How long is the flight from Southampton to United Kingdom?

    A quick flight from Southampton to United Kingdom can take about 1h 15m. easyJet provides one of the quickest options available for as low as £68. Southampton and United Kingdom are separated by a distance of 326 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines to fly from Southampton to United Kingdom one-way?

    For one-way options, check prices for easyJet. According to our data, you can fly for as low as £25. Users have also found prices from £37 and £42 on Aer Lingus and British Airways, respectively.

  • What are the most popular routes from Southampton to United Kingdom?

    The most popular flight routes from Southampton to United Kingdom are Southampton Eastleigh - Edinburgh Turnhouse, Southampton Eastleigh - Manchester and Southampton Eastleigh - Glasgow Intl.

  • Can I find deals for flights from Southampton to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Southampton to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to United Kingdom.

  • Can I find deals for business class flights from Southampton to United Kingdom?

    Yes. Cheapflights offers flight deals from Southampton to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Southampton to United Kingdom (average of £14). Flying from Southampton to United Kingdom in December is currently the most expensive (average of £40). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Southampton to United Kingdom

Discover the top 5 airlines that operate flights from Southampton to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 May 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£18Average£93FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£35Average£56FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£77Average£248FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£121Average£213FlexibilityNo cancel feeOn-time79%
Search Loganair flights
KLMCheapest£156Average£239FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to United Kingdom?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to United Kingdom. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Southampton to United Kingdom?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to United Kingdom for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southampton to United Kingdom with no change fees?

Yes, we can. To see specific flights from Southampton to United Kingdom with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to United Kingdom become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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